Ill-mannered and Smart-alecky

Ill-mannered adjective - Showing a lack of manners or consideration for others.

Smart-alecky and ill-mannered are semantically related. In some cases you can use "Smart-alecky" instead an adjective phrase "Ill-mannered".

Smart-alecky adjective - Making light of something usually regarded as serious or sacred.

Ill-mannered and smart-alecky are semantically related. Sometimes you can use "Ill-mannered" instead an adjective phrase "Smart-alecky".